Bike Decision Matrix

7/29/2019 Bike Decision Matrix

1/8

Value of bike as worked days (deducted) 66 111 103 105 113 117

Why I don't already own one...Avoiding kits.Fall 2010:

350W 3-

speed hub.

36 V 14Ah in May

2010.

Aux batteryavailable. I had a pair(my 1st

ebikes).

2010 sameas '09. Not

FS. Low

battery Wh.

3rd motorversion

around

2011/6/1

Information

Manufacturer BionX EcoBike EMS eZee eZee Golden Mot

Website (bike + motor) web web web web webWebsite (motor) web

Cost

Price, $US 3775 1690 3095 1995 2495 1860

Options Mild FSframe.

NiMH 36V9 Ah

TwistThrottle.

48 V, Twistthrottle.

Price of extra needed & avail battery 1000 477 0 450 550 456Tax (if applicable to purchase), % 8.75% 8.75% 8.75% 8.75% 8.75% 8.75%Shipping 75 0 0 0 0 200Optional warranty (I will take) 0 0 725 0 0 0Out-the-door cost 5268 2357 4091 2659 3311 2719Known setup? Icon/Yes/Maybe/No No Yes Yes Yes Yes YesRe-sale value after 1 year, % 25% 50% 50% 50% 50% 50%Re-sale value after 1 year, $US 1194 1084 1548 1223 1523 1158Final cost (after re-sold) 4074 1273 2543 1436 1789 1561 Savings per work day, $US 152 152 152 152 152 152

Motorpower rating (W) 500 360 1000 250 350 1490Peak Power (W) 1200 700 2000 500 700 2980Transmission gear count 1 1 1 1 1 1Torque sacrifice ratio 0.82 1 1 1 1 1Motorized wheel diameter size (in) 26 26 26 20 26 26

Energy

Main battery, notes Note Note Note Note

Voltage (V) 36 36 36 36 36 48Amp . Hours (Ah) 9.6 10 10 9 10 12Energy (Wh) 346 360 360 324 360 576Weight (lb) 8.2 9.1 15.6 12.1 6.5 12.1Removal time (min) 0.4 0.1 5.0 0.1 0.1 0.3Removable for Transport? 1 1 1 1 1 1Charge time (hour) 3.0 6.0 6.0 5.5 5.5 6.0

Extra battery, notes Note Note Note NotePrice, US$ 1000 477 0 450 550 456Carry with: RR, BP or NA. BP BP NA BP BP BPNeeded? 1=True, 0=False. 1 1 1 1 1 1Needed & Available? 1=True, 0=False 1 1 0 1 1 1Weight (lb) 8.2 9.1 0 12.1 6.5 12.1Energy (Wh) 346 360 0 324 360 576Connect time during ride (min) 0.8 0.2 0 0.2 0.2 0.6

Total battery energy (Wh) 691 720 360 648 720 1152Performance

Speed: Motor + low leg asist (mph) 25.0 19.0 31.0 15.5 20.0 28.0Max speed with max leg assist (mph) 26.0 20 35.0 18.0 21.0 31.0Efficiency: Wh consumed in test 346 360 360 324 360 576

Average speed during test (mph) 20.0 17.0 27.5 15.0 19.0 21.0Test distance (mile) 15.0 21.7 11.0 25.0 17.4 25.0Consumption (Wh/mile) @ 20mph 23.0 23.0 17.3 23.0 23.0 20.9Theoretical 20 mph range (miles) 30 31 21 28 31 55Range at max motor speed (miles) 19 35 9 47 31 28Theor. speed for 30 mile range (mph) 20.0 19.0 16.7 15.5 20.0 27.1Theor. speed for 50 mile range (mph) 15.5 15.8 12.9 15.0 15.8 21.0

Weight: Total for the bike+battery (lb) 63 61 72 65 64 78Removable battery weight (lb) 16.4 18.2 15.6 24.2 13 24.2Removable seat+post weight (lb) 1.5 5.0 5.0 5.0 5.0 1.5

Transport weight (lb) 46 38 51 36 46 53Weight X Value

-1 3.0 Days worked to afford bike 27 8 17 9 12 1050 0 1 Availability 10 10 10 10 10 6
http://www.ecobike-usa.com/products/adventure-electric-bike.asphttp://www.epluselectricbike.com/E+_Elite_Electric_Mountain_Bike.asphttp://www.electricbikesla.com/ezee-quando.htmlhttp://www.electricbikesla.com/ezee-forza.htmlhttp://www.goldenmotorusa.com/index.php?pg=ebikeshttp://www.greenspeed.us/bionx_500_lithium_battery.htmhttp://www.greenspeed.us/bionx_500_lithium_battery.htmhttp://www.goldenmotorusa.com/index.php?pg=ebikeshttp://www.electricbikesla.com/ezee-forza.htmlhttp://www.electricbikesla.com/ezee-quando.htmlhttp://www.epluselectricbike.com/E+_Elite_Electric_Mountain_Bike.asphttp://www.ecobike-usa.com/products/adventure-electric-bike.asp


2/8

8: 20 lb on rear rack10: No extra battery.

6 0.1 Visual stealth: Looks like a regular bike 7 8 4 8 8 40: Looks like a motorcycle.4: 2 big hubs, no battery in frame

5: 1 big hub, battery box in frame ctr6: 1 big hub, battery along seat tube7: 1 big hub, rear rack battery7: 1 small hub, battery box in frame ctr8: 1 small hub, battery along seat tube

10: 1 small hub, rear rack battery5 0.1 Can have this bike and GF's on my rack? 10.0 10.0 10.0 10.0 10.0 10.0

See "Bike transport weight" sheet.

5 0.1 General robustness 0 1 2 0 0 40: Intended for street

5: Intended for mild off-roading10: Intended for rough off-roading, jumps.

4 0.1 Mid-ride recharge. 0 0 0 0 0 00: 100% charge in 3+ hours.

10: 100% charge in 1 hour.4 0.1 Display: Battery level 10 4 10 6 6 6

0: None6: 3 levels8: 5 levels

10: 7+ levels3 0.1 Battery pack swap time 9.2 9.8 10.0 9.8 9.8 9.4

0: 10+ minutes10: Instantaneous.

3 0.1 Front: Brake 5 0 0 0 10 7

0: Rim7: Disc, mechanical10: Disc, hydraulic

3 0.1 Warranty: Battery 6 6 9 4 4 80: None2: 3 months4: 6 months

6: 1 year8: 2 years9: 3 years10: Lifetime

3 0.1 Warranty: Everything but battery 6 4 8 4 4 6

0: None2: 6 months4: 1 year6: 2 years8: 3 years (or bike less than $2000)

10: Lifetime

3 0.1 Gears for human pedaling 4 4 5 2 4 40: For 5 mph only1: For 5+10 mph2: For 5+10+15 mph

4: For 5+10+15+20 mph7: For 5+10+15+20+25 mph10: For 5+10+15+20+25+30 mph

3 0.1 Service 0 10 10 8 8 2

0: Mail order outside country2: Mail order within country6: Dealer within 100 miles8: Dealer within 50 miles10: Dealer within 25 miles

2.5 0.1 Low seat height for comfortable stops 8 3 3 10 10 20: Only 1 foot's toes touch ground at rest3: Both feet toes touch ground at rest8: Both feet flat on ground at rest

10: Both feet flat on ground and knees bent at rest2.5 0.1 No need to shift gears for motor use 10 10 10 10 10 10


3/8

7: Wiring: Easy disconnect.8: Wiring: None.

9: QR + Wiring: Easy disconnect.10: QR + Wir ing: None.

1 0.1 Keeping wheels as simple as possible 5 5 0 5 5 5

0: Batteries and motor in wheels3: Batteries only in wheel.5: Motor only in wheel.10: No battery, electronics, motor in wheels

1 0.1 Drive redundency 10 10 10 10 10 10

0: Leg+Motor use same drivetrain.10: Leg+Motor use separate drivetrains.

1 0.1 Rear: Brake 5 0 0 0 7 70: Rim7: Disc, mechanical

10: Disc, hydraulic1 0.1 Foldable for transport inside car 4 0 2 10 0 0

0: No and no quick-disconnect on front wheel2: No but front wheel quick-disconnect

8: Yes and 26" tires10: Yes and 20" tires

1 0.1 Assemby work 0 10 10 10 10 100: 3+ hours of assembly time5: 1 hour of time

10: Pre-assembled0.8 0.1 Must keep shipping box for possible return 5 10 10 10 10 5

0: Must keep large box.5: Must keep a medium-sized box10: No box needed (local service)

0.5 0.1 How bike rack clamp contacts the frame 10 10 10 10 10 100: Taught cables where bike clamp is8: Loose cables: Not a problem

10: No cable under clamp.0.5 0.1 Regeneration 4 0 4 0 0 2

0: None4: Goes to pre-set when braking

10: Easy to dial (brake effort, reverse twist grip)0.3 0.1 Display: Speed 10 0 10 0 10 0

0: None10: Digital readout

0.3 0.1 Display: Distance traveled. 10 0 10 0 10 0

0: None10: Digital readout

0.3 0.1 Anti-theft 10 0 7 4 4 40: None3: Disabled steering

4: Disabled power

5: Alarm7: Brake ON10: Brake ON + Alarm

0.3 0.1 Battery can be locked onto the frame 5 10 7 10 10 10

0: Not possible, need to take with you.7: Yes, with a lock and chain of your own.10: Yes, with provided key10: It is difficult to separate from the bike

0.2 0.1 Headlamp 0 8 0 8 8 00: None8: Yes, to be seen10: Yes, to see

0.2 0.1 Tail lamp 0 10 0 10 10 0

0: None10: Yes

0.1 0.1 Rear: Fender 10 10 0 10 10 00: None

7: Yes, not removable10: Yes, possible to remove


4/8

This sheet is to establish the score of the bike based on its transport weight.

Max weight my Thule 916xt T2 can carry for 2 bikes... 140 lbSafe weight my Thule 916xt T2 can carry for 2 bikes... 120 lbMin transport weight of girlfriend's ebike. 55 lbSame model for both ebikes? 1 (True) 0 (False) 0 False (different, limited capacity bi

1st ebike transport weight: Withwheels, without anything easily

removabe (battery, seat+post )

2 differentebikeweight (lb)

2 sameebikeweight (lb)

2 differentebike score

2 sameebikescore

Totalweightscore

10 65 20 100% 100% 100%11 66 22 100% 100% 100%12 67 24 100% 100% 100%13 68 26 100% 100% 100%14 69 28 100% 100% 100%15 70 30 100% 100% 100%

16 71 32 100% 100% 100%17 72 34 100% 100% 100%18 73 36 100% 100% 100%19 74 38 100% 100% 100%

20 75 40 100% 100% 100%21 76 42 100% 100% 100%22 77 44 100% 100% 100%23 78 46 100% 100% 100%24 79 48 100% 100% 100%

25 80 50 100% 100% 100%26 81 52 100% 100% 100%27 82 54 100% 100% 100%28 83 56 100% 100% 100%29 84 58 100% 100% 100%30 85 60 100% 100% 100%31 86 62 100% 100% 100%

32 87 64 100% 100% 100%33 88 66 100% 100% 100%34 89 68 100% 100% 100%

35 90 70 100% 100% 100%36 91 72 100% 100% 100%37 92 74 100% 100% 100%38 93 76 100% 100% 100%39 94 78 100% 100% 100%40 95 80 100% 100% 100%41 96 82 100% 100% 100%42 97 84 100% 100% 100%43 98 86 100% 100% 100%

44 99 88 100% 100% 100%45 100 90 100% 100% 100%46 101 92 100% 100% 100%47 102 94 100% 100% 100%48 103 96 100% 100% 100%49 104 98 100% 100% 100%50 105 100 100% 100% 100%51 106 102 100% 100% 100%52 107 104 100% 100% 100%53 108 106 100% 100% 100%54 109 108 100% 100% 100%


5/8

55 110 110 100% 100% 100%

56 111 112 100% 100% 100%57 112 114 100% 100% 100%58 113 116 100% 100% 100%59 114 118 100% 100% 100%60 115 120 100% 100% 100%61 116 122 100% 90% 100%62 117 124 100% 80% 100%63 118 126 100% 70% 100%64 119 128 100% 60% 100%65 120 130 100% 50% 100%

66 121 132 95% 40% 95%67 122 134 90% 30% 90%68 123 136 85% 20% 85%69 124 138 80% 10% 80%70 125 140 75% 0% 75%71 126 142 70% 0% 70%72 127 144 65% 0% 65%73 128 146 60% 0% 60%74 129 148 55% 0% 55%

75 130 150 50% 0% 50%76 131 152 45% 0% 45%77 132 154 40% 0% 40%78 133 156 35% 0% 35%79 134 158 30% 0% 30%80 135 160 25% 0% 25%81 136 162 20% 0% 20%82 137 164 15% 0% 15%83 138 166 10% 0% 10%84 139 168 5% 0% 5%

85 140 170 0% 0% 0%86 141 172 0% 0% 0%

87 142 174 0% 0% 0%88 143 176 0% 0% 0%89 144 178 0% 0% 0%90 145 180 0% 0% 0%91 146 182 0% 0% 0%92 147 184 0% 0% 0%93 148 186 0% 0% 0%94 149 188 0% 0% 0%95 150 190 0% 0% 0%96 151 192 0% 0% 0%

97 152 194 0% 0% 0%98 153 196 0% 0% 0%99 154 198 0% 0% 0%

100 155 200 0% 0% 0%101 156 202 0% 0% 0%102 157 204 0% 0% 0%103 158 206 0% 0% 0%104 159 208 0% 0% 0%105 160 210 0% 0% 0%106 161 212 0% 0% 0%

107 162 214 0% 0% 0%108 163 216 0% 0% 0%109 164 218 0% 0% 0%


6/8

110 165 220 0% 0% 0%

111 166 222 0% 0% 0%112 167 224 0% 0% 0%113 168 226 0% 0% 0%114 169 228 0% 0% 0%115 170 230 0% 0% 0%116 171 232 0% 0% 0%117 172 234 0% 0% 0%118 173 236 0% 0% 0%119 174 238 0% 0% 0%120 175 240 0% 0% 0%

121 176 242 0% 0% 0%122 177 244 0% 0% 0%123 178 246 0% 0% 0%124 179 248 0% 0% 0%125 180 250 0% 0% 0%126 181 252 0% 0% 0%127 182 254 0% 0% 0%128 183 256 0% 0% 0%129 184 258 0% 0% 0%

130 185 260 0% 0% 0%131 186 262 0% 0% 0%132 187 264 0% 0% 0%133 188 266 0% 0% 0%134 189 268 0% 0% 0%135 190 270 0% 0% 0%136 191 272 0% 0% 0%137 192 274 0% 0% 0%138 193 276 0% 0% 0%139 194 278 0% 0% 0%

140 195 280 0% 0% 0%141 196 282 0% 0% 0%

142 197 284 0% 0% 0%143 198 286 0% 0% 0%144 199 288 0% 0% 0%145 200 290 0% 0% 0%146 201 292 0% 0% 0%147 202 294 0% 0% 0%148 203 296 0% 0% 0%149 204 298 0% 0% 0%150 205 300 0% 0% 0%


7/8

ke carrier)


8/8

152 Savings per work day, $US

3.0 Job stress factor:1: Fantastic, no stress, why do they pay me?1.5: Some stress, feel secure for 3 more year.2.0: High stress, feel secure for 1 more year.3.0: They plan to fire me any week. Feel nauseous.

8.75% California sales tax

Documents

Bike Decision Matrix